OpenTechnical

OT-2026-000080268

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000080268) never changes.

Identity and time

Publication numberOT-2026-000080268 · never reused
Internal UUID01a0ae96-7e77-7e4b-ada0-3119f8df66b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080268
StatusPUBLIC

Content hashes

Canonical text2db8aff7a9206bf12ee5e3d79b131dc2efd08d30fa7574f465890c34ccb94171
Markdownc0b60ca5c484fec1d6a19c9cd478cea8f11e27942c60c89260b0262dd6c78872
PDF
Publication pagea9ebf90f54c9b3921a048d5d7e974cf3895666483c042f67c17cf806a2413f4c
Manifestf02f908c9f39275f6b831d815961992f6a4dd0dd079a673120c4a67406f7143a

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signatureyl+p/IEtDCs8be9ktIf0tUuwzutMhiYQU1hzwx08pTTB65KJuxnvarz8GuFr32C8JVEe9qsZYqA1gVbRl+pTCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:02:43.796580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080268
observed a9ebf90f54c9b3921a048d5d7e974cf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:43.780058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080268/manifest.json
observed f02f908c9f39275f6b831d815961992f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:43.761869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080268/publication.md
observed c0b60ca5c484fec1d6a19c9cd478cea8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:43.743529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080268/publication.txt
observed 2db8aff7a9206bf12ee5e3d79b131dc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.